CN117553348B - Clamping type fan coil - Google Patents
Clamping type fan coil Download PDFInfo
- Publication number
- CN117553348B CN117553348B CN202410043081.7A CN202410043081A CN117553348B CN 117553348 B CN117553348 B CN 117553348B CN 202410043081 A CN202410043081 A CN 202410043081A CN 117553348 B CN117553348 B CN 117553348B
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- CN
- China
- Prior art keywords
- copper
- calandria
- fin
- assembly
- fins
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052802 copper Inorganic materials 0.000 claims abstract description 139
- 239000010949 copper Substances 0.000 claims abstract description 139
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 137
- 239000007788 liquid Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 230000000712 assembly Effects 0.000 abstract 4
- 238000000429 assembly Methods 0.000 abstract 4
- 238000010586 diagram Methods 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000011888 foil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- SAPGTCDSBGMXCD-UHFFFAOYSA-N (2-chlorophenyl)-(4-fluorophenyl)-pyrimidin-5-ylmethanol Chemical compound C=1N=CN=CC=1C(C=1C(=CC=CC=1)Cl)(O)C1=CC=C(F)C=C1 SAPGTCDSBGMXCD-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 150000001879 copper Chemical class 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0067—Indoor units, e.g. fan coil units characterised by heat exchangers by the shape of the heat exchangers or of parts thereof, e.g. of their fins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to a card-type fan coil, which comprises a copper calandria assembly, a baffle plate and a fin assembly; the copper pipe assembly is provided with an input end and an output end, and is used for circulating heat-conducting liquid, wherein the heat-conducting liquid is input into the copper pipe assembly from the input end and flows out from the output end after absorbing heat or releasing heat when circulating in the copper pipe assembly; the baffle is connected with the copper calandria assembly, and the copper calandria assembly and the baffle are spliced to form an annular structure; the fin assembly is arranged on the copper calandria assembly, and comprises at least one inclined fin, and the upper end of the inclined fin of the at least one inclined fin inclines towards the inner side of the annular structure spliced by the copper calandria assembly and the baffle plate; when the gas inside the annular structure spliced by the copper pipe assemblies and the baffle leaves the inside of the annular structure through the copper pipe assemblies, the heat conduction liquid releases heat or absorbs heat to the gas through the copper pipe assemblies and the fin assemblies. The invention solves the technical problem that the heat exchange efficiency of the clamping type fan coil is low when the traditional clamping type fan coil is used for refrigerating.
Description
Technical Field
The invention relates to the technical field of air conditioning equipment, in particular to a clamping type fan coil.
Background
The card type fan coil is an air conditioner terminal device which is usually embedded on a ceiling and belongs to a semi-surface-mounted unit. The card type fan coil comprises small-size fan, motor and surface cooler etc. after the fan passes through the wind gap from indoor extraction air, the cooling is frozen water or hot water carries out the heat exchange with the air of extraction in the surface cooler, realizes cooling, dehumidification or heating of air, then discharges indoor with air from card type fan coil's exhaust end to adjust indoor air parameter, compare other air conditioner, card type fan coil is installed on the furred ceiling in room conveniently, can not occupy too much space, and the noise is lower, has very high use comfort.
The surface cooler is the most important part of the card type fan coil, the performance of the surface cooler directly influences the refrigerating effect and the energy consumption of the card type fan coil, the high-performance surface cooler not only can ensure that air is sufficiently cooled when passing through so as to provide a comfortable indoor environment, but also can reduce the energy consumption of an air conditioner while meeting the refrigerating requirement, thereby achieving the aims of energy conservation and emission reduction.
Therefore, the heat exchange efficiency of the surface cooler is the weight of the card type fan coil in all performance indexes, however, because the installation surface of the card type fan coil is small, the usable space is small, and therefore, the card type fan coil faces the problem of how to obtain the maximum heat exchange efficiency in a limited space on the premise of not increasing the power and the model size of a motor.
At present, the card type fan coil in the prior art has unsatisfactory performance in refrigeration, the blowing temperature is high when the blowing air speed is high, the air speed is not improved when the blowing air temperature is low, and the reason is that the heat exchange efficiency of the card type fan coil is low.
Disclosure of Invention
In view of the above, the invention provides a card type fan coil to solve the technical problem that the heat exchange efficiency of the card type fan coil is low when the existing card type fan coil is used for refrigerating on the premise of not increasing the power of a motor and the size of a machine type.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
The design of the card type fan coil comprises a surface cooler, wherein the surface cooler is arranged between an air inlet end and an air exhaust end of the card type fan coil, the surface cooler is used for enabling air temperatures of the air inlet end and the air exhaust end of the card type fan coil to be different, and the surface cooler comprises a copper calandria assembly, a baffle plate and a fin assembly;
The copper calandria assembly is provided with an input end and an output end, and is used for circulating heat conduction liquid, wherein the heat conduction liquid is input into the copper calandria assembly from the input end and flows out from the output end after absorbing heat or releasing heat when circulating in the copper calandria assembly;
The baffle is connected with the copper calandria assembly, and the copper calandria assembly and the baffle are spliced to form an annular structure;
the fin assembly is arranged on the copper calandria assembly, the fin assembly comprises at least one inclined fin, and the upper end of at least one inclined fin is inclined towards the inner side of an annular structure spliced by the copper calandria assembly and the baffle plate;
The inside and the outside of the annular structure spliced by the copper calandria component and the baffle are respectively an air inlet end and an air exhaust end of the card type fan coil, and when air passes through the copper calandria component from the air inlet end of the card type fan coil to enter the air exhaust end of the card type fan coil, heat conduction liquid releases heat or absorbs heat to the air through the copper calandria component and the fin component.
In the above-mentioned card-type fan coil, preferably, the copper pipe assembly and the baffle are spliced to form a rectangular annular structure, and the copper pipe assembly covers at least four sides of the rectangular annular structure.
In the above-mentioned card-type fan coil, as an preferable solution, the copper-calandria assembly includes a plurality of copper-calandria, and the plurality of copper-calandria are arranged in parallel;
The copper calandria is bent, so that the copper calandria comprises four sections of copper calandria straight parts and three sections of copper calandria bent parts, and two sides of each copper calandria bent part are respectively connected with the copper calandria straight parts.
In the above-mentioned card-type fan coil, as an preferable solution, both ends of the copper calandria assembly are provided with end face mounting plates, and an end of any copper calandria is connected to an end of another copper calandria through an elbow after passing through the end face mounting plates;
the two end face mounting plates are connected with the baffle plates in an isomorphic manner;
in the plurality of copper gauntlets on one end face mounting plate, the end parts of the first number of copper gauntlets are connected with water inlet water collecting heads, and the end parts of the second number of copper gauntlets are connected with water return water collecting heads; wherein the sum of the first number and the second number is not greater than the number of copper gauntlets.
In the above-mentioned card-type fan coil, as an preferable solution, a plurality of main fins are further mounted on a plurality of copper gauntlets, the main fins are provided with a plurality of mounting holes, the mounting holes correspond to the plurality of copper gauntlets, and the mounting holes are used for allowing the copper gauntlets to pass through;
The primary fins are perpendicular to the copper gauntlets at the interconnection with the copper gauntlets.
In the above-mentioned cassette fan coil, preferably, at least one of the inclined fins is mounted on the main fin to which the copper gauntlet straight portion is connected.
In the above-mentioned cassette fan coil, as an preferable solution, the inclined fins include a primary inclined fin and a secondary inclined fin;
The main inclined fins are arranged on the main fins connected with the straight parts of the copper gauntlets except the uppermost part, and the auxiliary inclined fins are arranged on the main fins connected with the straight parts of the copper gauntlets which are the uppermost part;
A plurality of first clamping grooves are obliquely formed in the main fins, a plurality of second clamping grooves are obliquely formed in the main oblique fins, and a plurality of third clamping grooves are obliquely formed in the auxiliary oblique fins; the main inclined fins are mutually clamped with the first clamping grooves of the main fins through the second clamping grooves; the auxiliary inclined fins are clamped at the uppermost first clamping grooves of the main fins through a plurality of third clamping grooves.
In the above-mentioned cassette fan coil, preferably, the top of the auxiliary inclined fin is provided with a folded flat portion, and the folded flat portion is located at the upper end of the main fin and is perpendicular to the main fin.
In the card-type fan coil, as a preferable scheme, the copper calandria bent part is further provided with a plurality of bent part additional fins;
the bent part additional fins are arranged on the outer side of the copper calandria bent part and used for increasing fin density at the copper calandria bent part;
the bent additional fin width is smaller than the primary fin width.
In the above-mentioned cassette fan coil, preferably, the bent portion additional fin includes a plurality of hanging portions;
The hanging parts are zigzag and are arranged on one side of the bent part additional fins, a fourth clamping groove is formed between every two adjacent hanging parts, the fourth clamping groove is obliquely arranged, and the bent part additional fins are hung on the copper calandria bent parts through the fourth clamping groove and the hanging parts.
The invention provides a clamping type fan coil, which has the following beneficial effects:
The invention provides a card type fan coil, wherein at least one inclined fin is arranged on a fin component of a surface cooler, the upper end of the inclined fin is inclined towards the inner side of an annular structure spliced by a copper calandria component and a baffle plate, and when air at the air inlet end of the card type fan coil enters the air exhaust end of the card type fan coil through the copper calandria component, heat conduction liquid releases heat or absorbs heat to the passed air through the copper calandria component and the fin component, and the heat exchange area of gas and the heat conduction liquid is increased through the inclined fin, so that the heat exchange efficiency of the card type fan coil is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a cassette fan coil according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the overall structure of a copper gauntlet assembly of a card-type fan coil according to an embodiment of the present invention;
FIG. 3 is a schematic view of a partially enlarged structure of a cassette fan coil according to an embodiment of the present invention;
FIG. 4 is a schematic view of the general structure of a card-type fan coil fin assembly according to an embodiment of the present invention;
Fig. 5 is a schematic general structural diagram of a card-type fan coil bent additional fin according to an embodiment of the present invention.
Reference numerals illustrate:
1. An end face mounting plate; 2. a baffle; 3. a water inlet water collecting head; 4. backwater water collecting head; 5. an elbow; 6. a copper calandria straight part; 7. a copper calandria bent part; 8. a primary fin; 81. a mounting hole; 82. a first clamping groove; 9. a primary inclined fin; 91. a second clamping groove; 10. auxiliary inclined fins; 101. a third clamping groove; 102. a folding portion; 11. fins are attached to the bent parts; 111. a fourth clamping groove; 112. and a hanging part.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
Referring to fig. 1, fig. 1 is a schematic diagram of an overall structure of a card fan coil according to an embodiment of the present invention; the embodiment of the invention provides a card type fan coil, which comprises a surface cooler, wherein the surface cooler is arranged between an air inlet end and an air exhaust end of the card type fan coil, and is used for enabling the air temperatures of the air inlet end and the air exhaust end of the card type fan coil to be different, and comprises a copper calandria assembly, a baffle plate 2 and a fin assembly; the copper pipe assembly is provided with an input end and an output end, and is used for circulating heat-conducting liquid, wherein the heat-conducting liquid is input into the copper pipe assembly from the input end and flows out from the output end after absorbing heat or releasing heat when circulating in the copper pipe assembly; the baffle plate 2 is connected with the copper calandria assembly, and the copper calandria assembly and the baffle plate 2 are spliced to form an annular structure; the fin assembly is arranged on the copper calandria assembly, and comprises at least one inclined fin, and the upper end of the inclined fin of the at least one inclined fin inclines towards the inner side of the annular structure spliced by the copper calandria assembly and the baffle plate 2; the inner side and the outer side of the annular structure spliced by the copper pipe assembly and the baffle are respectively an air inlet end and an air exhaust end of the card-type fan coil, and when air enters the air exhaust end of the card-type fan coil from the air inlet end of the card-type fan coil through the copper pipe assembly, heat-conducting liquid releases heat or absorbs heat to the air through the copper pipe assembly and the fin assembly.
In some embodiments, during refrigeration, the inside of the annular structure is high-temperature gas, the outside is low-temperature gas, and the inside pressure is high, so that the high-temperature gas on the inside has a rising and outward movement trend when passing through the copper calandria assembly, and the low-temperature gas which has been cooled down can be lowered; therefore, when the high-temperature gas at the inner side passes through the copper calandria component with the inclined fins, the ascending high-temperature gas can pass through the inclined plane of each inclined fin as much as possible under the action of the inclined fins, so that the contact area of the high-temperature gas at the inner side and the copper calandria component is increased, the heat exchange area of the high-temperature gas at the inner side and the heat conducting liquid is increased, and the heat exchange efficiency of the card-type fan coil is improved.
In some embodiments, the inclined fins are hydrophilic aluminum foils, the hydrophilic aluminum foils are used for carrying out surface treatment on the surfaces of the aluminum foils, and a layer of hydrophilic film is coated on the surfaces of the aluminum foils, so that generated condensed water can be rapidly dispersed on the surfaces of the hydrophilic aluminum foils, and water drops are not easy to condense.
Referring to fig. 2, fig. 2 is a schematic diagram of an overall structure of a copper pipe assembly of a card-type fan coil according to an embodiment of the present invention; in the above-mentioned cassette fan coil, as a preferable solution, the copper calandria assembly and the baffle plate 2 are spliced to form a rectangular annular structure, and the copper calandria assembly covers at least four sides of the rectangular annular structure.
In some embodiments, the rectangular ring structure of the present invention, that is, the shape formed by the copper calandria assembly and the baffle plate 2, is integrally rectangular, but the vertex of the rectangle is chamfered, and the chamfer may be rounded or may be a right angle.
In the card-type fan coil, as an preferable scheme, the copper calandria assembly comprises a plurality of copper calandria which are arranged in parallel; the copper calandria is bent to make copper calandria including four sections copper calandria straight parts 6 and three sections copper calandria curved parts 7, each copper calandria curved part 7 both sides are connected with copper calandria straight parts 6 respectively.
In the card-type fan coil, as a preferable scheme, the two ends of the copper calandria assembly are respectively provided with an end face mounting plate 1, and the end part of any copper calandria is communicated with the end part of the other copper calandria through an elbow 5 after penetrating out of the end face mounting plate 1; the two end face mounting plates 1 are connected by an isomorphic baffle plate 2; among the plurality of copper gauntlets on one end face mounting plate 1, the end parts of the first number of copper gauntlets are connected with a water inlet water collecting head 3, and the end parts of the second number of copper gauntlets are connected with a water return water collecting head 4; wherein the sum of the first number and the second number is not greater than the number of copper gauntlets.
In some embodiments, the first number and the second number are each four and the number of copper gauntlets is twenty-six.
Referring to fig. 3, fig. 3 is a schematic diagram of a partial enlarged structure of a card fan coil according to an embodiment of the invention; in the above-mentioned card-type fan coil, as a preferable solution, a plurality of main fins 8 are further mounted on a plurality of copper gauntlets, and a plurality of mounting holes 81 are formed on the main fins 8, wherein the mounting holes 81 correspond to the plurality of copper gauntlets, and the mounting holes 81 are used for allowing the copper gauntlets to pass through; the primary fins 8 remain perpendicular to the copper gauntlets at their interconnection with the gauntlets.
In the above-described cassette fan coil, preferably, at least one inclined fin is mounted on the main fin 8 to which the copper gauntlet straight portion 6 is connected.
Referring to fig. 4, fig. 4 is a schematic diagram of the overall structure of a fin assembly of a card-type fan coil according to an embodiment of the present invention; in the card-type fan coil, as a preferable scheme, the inclined fins comprise a main inclined fin 9 and a secondary inclined fin 10; the main inclined fins 9 are arranged on the main fins 8 connected with the copper calandria straight parts 6 except the uppermost part, and the auxiliary inclined fins 10 are arranged on the main fins 8 connected with the copper calandria straight parts 6 except the uppermost part; a plurality of first clamping grooves 82 are obliquely formed in the main fins 8, a plurality of second clamping grooves 91 are obliquely formed in the main oblique fins 9, and a plurality of third clamping grooves 101 are obliquely formed in the auxiliary oblique fins 10; the plurality of main inclined fins 9 are mutually clamped with the plurality of first clamping grooves 82 of the plurality of main fins 8 through the plurality of second clamping grooves 91; the auxiliary inclined fins 10 are clamped at the uppermost first clamping grooves 82 of the main fins 8 through the third clamping grooves 101.
In some embodiments, the top of the auxiliary inclined fin 10 is provided with a folded flat portion 102, and the folded flat portion 102 is horizontally arranged.
In the card-type fan coil, as a preferable scheme, the copper calandria bent part 7 is also provided with a plurality of bent part additional fins 11; the bent portion additional fins 11 are arranged on the outer side of the copper calandria bent portion 7 and are used for increasing fin density at the copper calandria bent portion 7; the width of the bent additional fin 11 is smaller than the width of the main fin 8.
In some embodiments, one or more of the primary fins 8, primary diagonal fins 9, secondary diagonal fins 10, and bent additional fins 11 are hydrophilic aluminum foil.
Referring to fig. 5, fig. 5 is a schematic diagram of the overall structure of a card-type fan coil bent additional fin 11 according to an embodiment of the present invention; in the above-mentioned cassette fan coil, the bent portion additional fin 11 preferably includes a plurality of hanging portions 112; the plurality of hanging parts 112 are zigzag and are arranged on one side of the bent part additional fin 11, a fourth clamping groove 111 is arranged between the adjacent hanging parts 112, the fourth clamping groove 111 is obliquely arranged, and the bent part additional fin 11 is hung on the copper calandria bent part 7 through the fourth clamping groove 111 and the hanging parts 112.
Finally, it is also noted that relational terms such as first and second, and the like, when used herein, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and further the terms "comprise," "include," or any other variation thereof, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but also other elements that are not explicitly listed or inherent to such process, method, article, or apparatus, without further limitation, such that additional identical elements are not expressly included in such process, method, article, or apparatus by the term "comprising" … ….
The foregoing has outlined rather broadly the more detailed description of the invention in order that the detailed description of the invention that follows may be better understood, and in order that the present principles and embodiments may be better understood; meanwhile, as those skilled in the art will vary in the specific embodiments and application scope according to the idea of the present invention, the present disclosure should not be construed as limiting the present invention in summary.
Claims (3)
1. A card fan coil, characterized in that: the air conditioner comprises a surface cooler, wherein the surface cooler is arranged between an air inlet end and an air exhaust end of the card type fan coil, the surface cooler is used for enabling air temperatures of the air inlet end and the air exhaust end of the card type fan coil to be different, and the surface cooler comprises a copper calandria assembly, a baffle (2) and a fin assembly;
The copper calandria assembly is provided with an input end and an output end, and is used for circulating heat conduction liquid, wherein the heat conduction liquid is input into the copper calandria assembly from the input end and flows out from the output end after absorbing heat or releasing heat when circulating in the copper calandria assembly;
The baffle (2) is connected with the copper calandria assembly, and the copper calandria assembly and the baffle (2) are spliced to form an annular structure;
The fin assembly is arranged on the copper calandria assembly, the fin assembly comprises at least one inclined fin, and the upper end of at least one inclined fin is inclined towards the inner side of an annular structure spliced by the copper calandria assembly and the baffle (2);
The inner side and the outer side of the annular structure spliced by the copper pipe assembly and the baffle (2) are respectively an air inlet end and an air exhaust end of the card-type fan coil, and when air enters the air exhaust end of the card-type fan coil from the air inlet end of the card-type fan coil through the copper pipe assembly, the heat conduction liquid releases heat or absorbs heat to the air through the copper pipe assembly and the fin assembly;
The copper calandria assembly and the baffle (2) are spliced to form a rectangular annular structure, and the copper calandria assembly at least covers four sides of the rectangular annular structure; the copper calandria is bent so that the copper calandria comprises four sections of copper calandria straight parts (6) and three sections of copper calandria bent parts (7), and the copper calandria straight parts (6) are respectively connected to two sides of each copper calandria bent part (7);
A plurality of main fins (8) are further arranged on the copper calandria, a plurality of mounting holes (81) are formed in the main fins (8), the mounting holes (81) correspond to the copper calandria, and the mounting holes (81) are used for enabling the copper calandria to pass through; the main fin (8) is vertical to the copper calandria at the interconnection part with the copper calandria;
the copper calandria bent part (7) is also provided with a plurality of bent part additional fins (11); the bent part additional fins (11) are arranged on the outer side of the copper bar pipe bent part (7) and are used for increasing fin density at the copper bar pipe bent part (7); the width of the bent additional fins (11) is smaller than that of the main fins (8);
the bent-portion additional fin (11) includes a plurality of hanging portions (112); the plurality of hanging parts (112) are zigzag and are arranged on one side of the bent part additional fin (11), a fourth clamping groove (111) is arranged between the adjacent hanging parts (112), the fourth clamping groove (111) is obliquely arranged, and the bent part additional fin (11) is hung on the copper calandria bent part (7) through the fourth clamping groove (111) and the hanging parts (112);
the inclined fins comprise a main inclined fin (9) and a secondary inclined fin (10);
The main inclined fins (9) are arranged on the main fins (8) connected with the copper calandria straight parts (6) except the uppermost part, and the auxiliary inclined fins (10) are arranged on the main fins (8) connected with the copper calandria straight parts (6) except the uppermost part;
A plurality of first clamping grooves (82) are obliquely formed in the main fins (8), a plurality of second clamping grooves (91) are obliquely formed in the main inclined fins (9), and a plurality of third clamping grooves (101) are obliquely formed in the auxiliary inclined fins (10); the main inclined fins (9) are mutually clamped with the first clamping grooves (82) of the main fins (8) through the second clamping grooves (91); the auxiliary inclined fins (10) are clamped at the uppermost first clamping grooves (82) of the main fins (8) through a plurality of third clamping grooves (101);
the top of the auxiliary inclined fin (10) is provided with a folding part (102), and the folding part (102) is positioned at the upper end of the main fin (8) and is perpendicular to the main fin (8).
2. The cassette fan coil as set forth in claim 1, wherein: the two ends of the copper calandria assembly are respectively provided with an end surface mounting plate (1), and after any copper calandria end part penetrates out of the end surface mounting plates (1), the copper calandria end part is communicated with the end part of another copper calandria through an elbow (5);
The two end face mounting plates (1) are connected with the baffle plates (2) in an isomorphic manner;
in a plurality of copper gauntlets on one end face mounting plate (1), the end parts of a first number of the copper gauntlets are connected with water inlet water collecting heads (3), and the end parts of a second number of the copper gauntlets are connected with water return water collecting heads (4); wherein the sum of the first number and the second number is not greater than the number of copper gauntlets.
3. The cassette fan coil as set forth in claim 1, wherein: at least one inclined fin is arranged on the main fin (8) connected with the copper calandria straight part (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410043081.7A CN117553348B (en) | 2024-01-11 | 2024-01-11 | Clamping type fan coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410043081.7A CN117553348B (en) | 2024-01-11 | 2024-01-11 | Clamping type fan coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117553348A CN117553348A (en) | 2024-02-13 |
| CN117553348B true CN117553348B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410043081.7A Active CN117553348B (en) | 2024-01-11 | 2024-01-11 | Clamping type fan coil |
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| CN (1) | CN117553348B (en) |
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| CN212179051U (en) * | 2020-05-06 | 2020-12-18 | 海信（山东）空调有限公司 | Air conditioner |
| CN214791476U (en) * | 2021-05-28 | 2021-11-19 | 江苏双富空调制造有限公司 | Card formula fan-coil unit that operation is stable |
| CN219809983U (en) * | 2023-02-14 | 2023-10-10 | 广东中广暖通空调有限公司 | Air conditioner heat exchanger with inclined fin structure |
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| CN212179051U (en) * | 2020-05-06 | 2020-12-18 | 海信（山东）空调有限公司 | Air conditioner |
| CN214791476U (en) * | 2021-05-28 | 2021-11-19 | 江苏双富空调制造有限公司 | Card formula fan-coil unit that operation is stable |
| CN219809983U (en) * | 2023-02-14 | 2023-10-10 | 广东中广暖通空调有限公司 | Air conditioner heat exchanger with inclined fin structure |
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| CN117553348A (en) | 2024-02-13 |
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